scholarly journals Direct evidence of catalyst reduction on dye and catalyst co-sensitized NiO photocathodes by mid-infrared transient absorption spectroscopy

2018 ◽  
Vol 9 (22) ◽  
pp. 4983-4991 ◽  
Author(s):  
M. Gilbert Gatty ◽  
S. Pullen ◽  
E. Sheibani ◽  
H. Tian ◽  
S. Ott ◽  
...  
Keyword(s):  
Absorption Spectroscopy ◽  
Direct Evidence ◽  
Transient Absorption ◽  
Transient Absorption Spectroscopy ◽  
Semiconductor Surfaces ◽  
Solar Fuel ◽  
Fuel Production ◽  
Mid Infrared ◽  
Promising Strategy ◽  
Catalyst Reduction

Co-sensitization of molecular dyes and catalysts on semiconductor surfaces is a promising strategy to build photoelectrodes for solar fuel production.

scholarly journals Femtosecond Infrared Spectroscopy of Aroylperoxide Photofragmentation – Site Selective Decarboxylation

2015 ◽  
Vol 229 (10-12) ◽  
Author(s):  
Hendrik Vennekate ◽  
Christian Reichardt ◽  
Arne Walter ◽  
Harald Fuest ◽  
Jörg Schroeder ◽  
...  
Keyword(s):  
Infrared Spectroscopy ◽  
Benzoyl Peroxide ◽  
Absorption Spectroscopy ◽  
Transient Absorption ◽  
Transient Absorption Spectroscopy ◽  
Mid Infrared ◽  
Site Selective ◽  
Uv Excitation

AbstractThe ultrafast photofragmentation of acetyl-benzoyl peroxide (ABPO) and 2-naphthoyl-benzoyl peroxide (NBPO) after UV excitation at 266 nm is studied by mid-infrared transient absorption spectroscopy.

Charge-Transfer Dynamics at Ag/Ni-MOF/Cu2O heterostructure in Photoelectrochemical NH3 production

2021 ◽  
Author(s):  
Ying Liu ◽  
Jianmin Lu ◽  
Qianxiao Zhang ◽  
Yajie Bai ◽  
Xuliang Pang ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Absorption Spectroscopy ◽  
Transient Absorption ◽  
Transient Absorption Spectroscopy ◽  
Yield Rate ◽  
Ultrafast Transient Absorption ◽  
Charge Transfer Dynamics ◽  
Ultrafast Transient Absorption Spectroscopy

Decoration of Ag-ultrathin Ni-MOF onside Cu2O was firstly fabricated. The charge-transfer dynamics at heterostructure was in-depth revealed by ultrafast transient absorption spectroscopy. NH3 yield rate (4.63 μg h-1 cm-2) with...

scholarly journals Attosecond x-ray transient absorption spectroscopy in graphene

2021 ◽  
Vol 3 (1) ◽  
Author(s):  
Giovanni Cistaro ◽  
Luis Plaja ◽  
Fernando Martín ◽  
Antonio Picón
Keyword(s):  
Absorption Spectroscopy ◽  
Transient Absorption ◽  
Transient Absorption Spectroscopy ◽  
X Ray

scholarly journals Ultrafast nonequilibrium dynamic process of separate electron and hole during exciton formation in few-layer tungsten disulfide

2021 ◽  
Author(s):  
Junjie Chen ◽  
Sen Guo ◽  
Dabin Lin ◽  
Zhaogang Nie ◽  
Chung-Che Huang ◽  
...  
Keyword(s):  
Absorption Spectroscopy ◽  
Dynamic Process ◽  
Formation Process ◽  
Transient Absorption ◽  
Tungsten Disulfide ◽  
Transient Absorption Spectroscopy ◽  
Femtosecond Transient Absorption ◽  
Nonequilibrium Dynamic ◽  
Femtosecond Transient Absorption Spectroscopy ◽  
Separate Electron

Femtosecond transient absorption spectroscopy has been employed to unravel separate initial nonequilibrium dynamic process of photo-injected electrons and holes during the formation process of the lowest excitons at the K-valley...

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